Other Drugs. Get the facts on the misuse of over-the-counter cough and cold medicines and learn about synthetic cannabinoids such as synthetic marijuana, K2, or spice. Other drugs, including over-the-counter (OTC) medications and synthetic drugs, are a growing concern.ther drugs, including over-the-counter (OTC) medications and synthetic drugs, are a growing concern.
From the tale of women's suffrage to the mystery of D.B. Cooper, the Washington State History Museum provides in-depth exhibitions full of artifacts, ephemera, stories, and images that enrich your visitor experience.
Note: The National Fossil Hall is currently undergoing renovations and won't reopen until 2019. Planning your visit. The Museum of Natural History is centrally located in Washington, DC on the National Mall. Like all Smithsonian Institution Museums, admission is free.